Resource 1 has no parent.
Resource 2 has .parent('resource1')
Resource 3 has .parent('resource2')

resource 1 id: 9d2f7f23-f8bc-4682-b654-f7cbd35a4ef6
resource 2 id: resource1/9d2f7f23-f8bc-4682-b654-f7cbd35a4ef6/617fc794-918f-45ae-a948-7af58e9ca37c
resource 3 id: resource2/resource1/9d2f7f23-f8bc-4682-b654-f7cbd35a4ef6/617fc794-918f-45ae-a948-7af58e9ca37c/037a3270-e01d-4b4b-a99d-e90f32636bf7